---
title: "log10"
description: "Returns the logarithm (base 10) of a number."
---

# log10

> Returns the logarithm (base 10) of a number.

**This function is used by Ignition's Expression language.**

## Description
## Syntax
`log10(number)`

- Parameters

    - int/float **number** - The number to get the log base 10 of.

- Results
    - float - The log base 10 of the number provided.

## Examples
```python title="Code Snippet"
log10(28) // returns 1.447
```